﻿using System;
using System.ComponentModel;
using System.Runtime.InteropServices;

namespace Teigha.Core
{
	public class OdGeVector2d : IDisposable
	{
		[EditorBrowsable(EditorBrowsableState.Never)]
		public OdGeVector2d(IntPtr cPtr, bool cMemoryOwn)
		{
			this.swigCMemOwn = cMemoryOwn;
			this.swigCPtr = new HandleRef(this, cPtr);
		}

		[EditorBrowsable(EditorBrowsableState.Never)]
		public static HandleRef getCPtr(OdGeVector2d obj)
		{
			if (obj != null)
			{
				return obj.swigCPtr;
			}
			return new HandleRef(null, IntPtr.Zero);
		}

		~OdGeVector2d()
		{
			this.Dispose();
		}

		public virtual void Dispose()
		{
			if (this.swigCPtr.Handle != IntPtr.Zero)
			{
				if (this.swigCMemOwn)
				{
					lock (this.locker)
					{
						if (this.swigCPtr.Handle != IntPtr.Zero && this.swigCMemOwn)
						{
							this.swigCMemOwn = false;
							GlobalsPINVOKE.delete_OdGeVector2d(this.swigCPtr);
						}
					}
					this.swigCMemOwn = false;
				}
				this.swigCPtr = new HandleRef(null, IntPtr.Zero);
			}
			GC.SuppressFinalize(this);
		}

		public static OdGeVector2d operator *(OdGeVector2d v, double d)
		{
			return v.Mul(d);
		}

		public static OdGeVector2d operator -(OdGeVector2d v, OdGeVector2d d)
		{
			return v.Sub(d);
		}

		public static OdGeVector2d operator +(OdGeVector2d v, OdGeVector2d d)
		{
			return v.Add(d);
		}

		public static OdGeVector2d operator -(OdGeVector2d v)
		{
			return v.Sub();
		}

		public static OdGeVector2d operator /(OdGeVector2d v, double scale)
		{
			return v.Div(scale);
		}

		public override string ToString()
		{
			if (this.swigCPtr.Handle == IntPtr.Zero)
			{
				return "Empty";
			}
			return string.Format("({0},{1})", this.x, this.y);
		}

		public OdGeVector2d() : this(GlobalsPINVOKE.new_OdGeVector2d__SWIG_0(), true)
		{
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
		}

		public OdGeVector2d(OdGeVector2d source) : this(GlobalsPINVOKE.new_OdGeVector2d__SWIG_1(OdGeVector2d.getCPtr(source)), true)
		{
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
		}

		public OdGeVector2d(double xx, double yy) : this(GlobalsPINVOKE.new_OdGeVector2d__SWIG_2(xx, yy), true)
		{
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
		}

		public OdGeVector2d Assign(OdGeVector2d vect)
		{
			GlobalsPINVOKE.OdGeVector2d_Assign(this.swigCPtr, OdGeVector2d.getCPtr(vect));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return new OdGeVector2d(this);
		}

		public static OdGeVector2d kIdentity
		{
			get
			{
				IntPtr intPtr = GlobalsPINVOKE.OdGeVector2d_kIdentity_get();
				OdGeVector2d result = (intPtr == IntPtr.Zero) ? null : new OdGeVector2d(intPtr, false);
				if (GlobalsPINVOKE.SWIGPendingException.Pending)
				{
					throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
				}
				return result;
			}
		}

		public static OdGeVector2d kXAxis
		{
			get
			{
				IntPtr intPtr = GlobalsPINVOKE.OdGeVector2d_kXAxis_get();
				OdGeVector2d result = (intPtr == IntPtr.Zero) ? null : new OdGeVector2d(intPtr, false);
				if (GlobalsPINVOKE.SWIGPendingException.Pending)
				{
					throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
				}
				return result;
			}
		}

		public static OdGeVector2d kYAxis
		{
			get
			{
				IntPtr intPtr = GlobalsPINVOKE.OdGeVector2d_kYAxis_get();
				OdGeVector2d result = (intPtr == IntPtr.Zero) ? null : new OdGeVector2d(intPtr, false);
				if (GlobalsPINVOKE.SWIGPendingException.Pending)
				{
					throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
				}
				return result;
			}
		}

		public OdGeVector2d setToProduct(OdGeMatrix2d matrix, OdGeVector2d vect)
		{
			GlobalsPINVOKE.OdGeVector2d_setToProduct__SWIG_0(this.swigCPtr, OdGeMatrix2d.getCPtr(matrix), OdGeVector2d.getCPtr(vect));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return new OdGeVector2d(this);
		}

		public OdGeVector2d setToProduct(OdGeVector2d vect, double scale)
		{
			GlobalsPINVOKE.OdGeVector2d_setToProduct__SWIG_1(this.swigCPtr, OdGeVector2d.getCPtr(vect), scale);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return new OdGeVector2d(this);
		}

		public OdGeVector2d transformBy(OdGeMatrix2d xfm)
		{
			GlobalsPINVOKE.OdGeVector2d_transformBy(this.swigCPtr, OdGeMatrix2d.getCPtr(xfm));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return new OdGeVector2d(this);
		}

		public OdGeVector2d rotateBy(double angle)
		{
			GlobalsPINVOKE.OdGeVector2d_rotateBy(this.swigCPtr, angle);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return new OdGeVector2d(this);
		}

		public OdGeVector2d mirror(OdGeVector2d line)
		{
			GlobalsPINVOKE.OdGeVector2d_mirror(this.swigCPtr, OdGeVector2d.getCPtr(line));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return new OdGeVector2d(this);
		}

		public OdGeVector2d Mul(double scale)
		{
			OdGeVector2d result = new OdGeVector2d(GlobalsPINVOKE.OdGeVector2d_Mul__SWIG_0(this.swigCPtr, scale), true);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public OdGeVector2d Div(double scale)
		{
			OdGeVector2d result = new OdGeVector2d(GlobalsPINVOKE.OdGeVector2d_Div__SWIG_0(this.swigCPtr, scale), true);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public OdGeVector2d Add(OdGeVector2d vect)
		{
			OdGeVector2d result = new OdGeVector2d(GlobalsPINVOKE.OdGeVector2d_Add__SWIG_0(this.swigCPtr, OdGeVector2d.getCPtr(vect)), true);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public OdGeVector2d Sub(OdGeVector2d vect)
		{
			OdGeVector2d result = new OdGeVector2d(GlobalsPINVOKE.OdGeVector2d_Sub__SWIG_0(this.swigCPtr, OdGeVector2d.getCPtr(vect)), true);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public OdGeVector2d setToSum(OdGeVector2d vector1, OdGeVector2d vector2)
		{
			GlobalsPINVOKE.OdGeVector2d_setToSum(this.swigCPtr, OdGeVector2d.getCPtr(vector1), OdGeVector2d.getCPtr(vector2));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return new OdGeVector2d(this);
		}

		public OdGeVector2d Sub()
		{
			OdGeVector2d result = new OdGeVector2d(GlobalsPINVOKE.OdGeVector2d_Sub__SWIG_2(this.swigCPtr), true);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public OdGeVector2d negate()
		{
			GlobalsPINVOKE.OdGeVector2d_negate(this.swigCPtr);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return new OdGeVector2d(this);
		}

		public OdGeVector2d perpVector()
		{
			OdGeVector2d result = new OdGeVector2d(GlobalsPINVOKE.OdGeVector2d_perpVector(this.swigCPtr), true);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public double angle()
		{
			double result = GlobalsPINVOKE.OdGeVector2d_angle(this.swigCPtr);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public double angleTo(OdGeVector2d vect)
		{
			double result = GlobalsPINVOKE.OdGeVector2d_angleTo(this.swigCPtr, OdGeVector2d.getCPtr(vect));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public double angleToCCW(OdGeVector2d vect)
		{
			double result = GlobalsPINVOKE.OdGeVector2d_angleToCCW(this.swigCPtr, OdGeVector2d.getCPtr(vect));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public OdGeVector2d normal(OdGeTol tol)
		{
			OdGeVector2d result = new OdGeVector2d(GlobalsPINVOKE.OdGeVector2d_normal__SWIG_0(this.swigCPtr, OdGeTol.getCPtr(tol)), true);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public OdGeVector2d normal()
		{
			OdGeVector2d result = new OdGeVector2d(GlobalsPINVOKE.OdGeVector2d_normal__SWIG_1(this.swigCPtr), true);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public OdGeVector2d normalize(OdGeTol tol)
		{
			GlobalsPINVOKE.OdGeVector2d_normalize__SWIG_0(this.swigCPtr, OdGeTol.getCPtr(tol));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return new OdGeVector2d(this);
		}

		public OdGeVector2d normalize()
		{
			GlobalsPINVOKE.OdGeVector2d_normalize__SWIG_1(this.swigCPtr);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return new OdGeVector2d(this);
		}

		public OdGeVector2d normalize(OdGeTol tol, out OdGe.ErrorCondition status)
		{
			GlobalsPINVOKE.OdGeVector2d_normalize__SWIG_2(this.swigCPtr, OdGeTol.getCPtr(tol), out status);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return new OdGeVector2d(this);
		}

		public double normalizeGetLength(double tol)
		{
			double result = GlobalsPINVOKE.OdGeVector2d_normalizeGetLength__SWIG_0(this.swigCPtr, tol);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public double normalizeGetLength()
		{
			double result = GlobalsPINVOKE.OdGeVector2d_normalizeGetLength__SWIG_1(this.swigCPtr);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public double length()
		{
			double result = GlobalsPINVOKE.OdGeVector2d_length(this.swigCPtr);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public double lengthSqrd()
		{
			double result = GlobalsPINVOKE.OdGeVector2d_lengthSqrd(this.swigCPtr);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isUnitLength(OdGeTol tol)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isUnitLength__SWIG_0(this.swigCPtr, OdGeTol.getCPtr(tol));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isUnitLength()
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isUnitLength__SWIG_1(this.swigCPtr);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isZeroLength(OdGeTol tol)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isZeroLength__SWIG_0(this.swigCPtr, OdGeTol.getCPtr(tol));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isZeroLength()
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isZeroLength__SWIG_1(this.swigCPtr);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isParallelTo(OdGeVector2d vect, OdGeTol tol)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isParallelTo__SWIG_0(this.swigCPtr, OdGeVector2d.getCPtr(vect), OdGeTol.getCPtr(tol));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isParallelTo(OdGeVector2d vect)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isParallelTo__SWIG_1(this.swigCPtr, OdGeVector2d.getCPtr(vect));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isParallelTo(OdGeVector2d vect, OdGeTol tol, out OdGe.ErrorCondition status)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isParallelTo__SWIG_2(this.swigCPtr, OdGeVector2d.getCPtr(vect), OdGeTol.getCPtr(tol), out status);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isCodirectionalTo(OdGeVector2d vect, OdGeTol tol)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isCodirectionalTo__SWIG_0(this.swigCPtr, OdGeVector2d.getCPtr(vect), OdGeTol.getCPtr(tol));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isCodirectionalTo(OdGeVector2d vect)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isCodirectionalTo__SWIG_1(this.swigCPtr, OdGeVector2d.getCPtr(vect));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isCodirectionalTo(OdGeVector2d vect, OdGeTol tol, out OdGe.ErrorCondition status)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isCodirectionalTo__SWIG_2(this.swigCPtr, OdGeVector2d.getCPtr(vect), OdGeTol.getCPtr(tol), out status);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isPerpendicularTo(OdGeVector2d vect, OdGeTol tol)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isPerpendicularTo__SWIG_0(this.swigCPtr, OdGeVector2d.getCPtr(vect), OdGeTol.getCPtr(tol));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isPerpendicularTo(OdGeVector2d vect)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isPerpendicularTo__SWIG_1(this.swigCPtr, OdGeVector2d.getCPtr(vect));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isPerpendicularTo(OdGeVector2d vect, OdGeTol tol, out OdGe.ErrorCondition status)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isPerpendicularTo__SWIG_2(this.swigCPtr, OdGeVector2d.getCPtr(vect), OdGeTol.getCPtr(tol), out status);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public double dotProduct(OdGeVector2d vect)
		{
			double result = GlobalsPINVOKE.OdGeVector2d_dotProduct(this.swigCPtr, OdGeVector2d.getCPtr(vect));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public double crossProduct(OdGeVector2d vect)
		{
			double result = GlobalsPINVOKE.OdGeVector2d_crossProduct(this.swigCPtr, OdGeVector2d.getCPtr(vect));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool IsEqual(OdGeVector2d vect)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_IsEqual(this.swigCPtr, OdGeVector2d.getCPtr(vect));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool IsNotEqual(OdGeVector2d vect)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_IsNotEqual(this.swigCPtr, OdGeVector2d.getCPtr(vect));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isEqualTo(OdGeVector2d vect, OdGeTol tol)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isEqualTo__SWIG_0(this.swigCPtr, OdGeVector2d.getCPtr(vect), OdGeTol.getCPtr(tol));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public bool isEqualTo(OdGeVector2d vect)
		{
			bool result = GlobalsPINVOKE.OdGeVector2d_isEqualTo__SWIG_1(this.swigCPtr, OdGeVector2d.getCPtr(vect));
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public double GetItem(uint i)
		{
			double result = GlobalsPINVOKE.OdGeVector2d_GetItem__SWIG_0(this.swigCPtr, i);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return result;
		}

		public OdGeVector2d set(double xx, double yy)
		{
			GlobalsPINVOKE.OdGeVector2d_set(this.swigCPtr, xx, yy);
			if (GlobalsPINVOKE.SWIGPendingException.Pending)
			{
				throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
			}
			return new OdGeVector2d(this);
		}

		public double x
		{
			get
			{
				double result = GlobalsPINVOKE.OdGeVector2d_x_get(this.swigCPtr);
				if (GlobalsPINVOKE.SWIGPendingException.Pending)
				{
					throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
				}
				return result;
			}
			set
			{
				GlobalsPINVOKE.OdGeVector2d_x_set(this.swigCPtr, value);
				if (GlobalsPINVOKE.SWIGPendingException.Pending)
				{
					throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
				}
			}
		}

		public double y
		{
			get
			{
				double result = GlobalsPINVOKE.OdGeVector2d_y_get(this.swigCPtr);
				if (GlobalsPINVOKE.SWIGPendingException.Pending)
				{
					throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
				}
				return result;
			}
			set
			{
				GlobalsPINVOKE.OdGeVector2d_y_set(this.swigCPtr, value);
				if (GlobalsPINVOKE.SWIGPendingException.Pending)
				{
					throw GlobalsPINVOKE.SWIGPendingException.Retrieve();
				}
			}
		}

		private object locker = new object();

		private HandleRef swigCPtr;

		protected bool swigCMemOwn;
	}
}
